F24F 1/01
In which secondary air is induced by injector action of the primary
Official title: in which secondary air is induced by injector action of the primary air
F24F1/01 (In which secondary air is induced by injector action of the primary) appears on 97 US grants and 102 published applications in this corpus.
Search patents in F24F- Granted patents
- 97
- Published applications
- 102
- Assignees
- 67
- Inventors
- 228
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 0 |
| 2004 | 2 | 0 |
| 2005 | 0 | 0 |
| 2006 | 2 | 2 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 0 | 5 |
| 2011 | 1 | 4 |
| 2012 | 2 | 8 |
| 2013 | 4 | 9 |
| 2014 | 4 | 10 |
| 2015 | 5 | 5 |
| 2016 | 3 | 10 |
| 2017 | 4 | 5 |
| 2018 | 5 | 3 |
| 2019 | 6 | 5 |
| 2020 | 1 | 1 |
| 2021 | 4 | 6 |
| 2022 | 6 | 6 |
| 2023 | 7 | 9 |
| 2024 | 5 | 1 |
| 2025 | 5 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Chilled beam system with heat transfer fluid27 Aug 2026US 2026/0251322 A1Enover Isi Sistemleri Anonim Sirketi
- Portable fan30 Apr 2026US 2026/0117793 A1Shenzhen Jisu Technology Co., Ltd
- Blower29 Jan 2026US 2026/0029153 A1LG Electronics Inc.
- Refrigeration system20 Feb 2025US 2025/0060116 A1Dyson Technology Limited
- Fan assembly13 Feb 2025US 2025/0052447 A1Dyson Technology Limited
Most cited
By later US patents
- Air conditioning apparatus125US 5,181,387 A1993
- Retrofit air conditioning system112US 5,404,934 ACurrise & Carlson, Inc. · 1995
- Room ejection unit of central air-conditioning102US 4,342,204 A1982
- Air conditioning apparatus89US 4,987,748 ACamp Dresser & McKee · 1991
- Air conditioning apparatus71US 5,131,238 A1992